Inventor
Donald N. Van Eenam
Inventor
Des Peres, MO, US
Overview
Patents· 26 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D21Hprimary
D21HPulp compositions31%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds29%
C08LCompositions of macromolecular compounds10%
C11DDetergent compositions10%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients8%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
Y10TTechnical subjects covered by former us classification4%
C02FTreatment of water, waste water, sewage, or sludge2%
C09DCoating compositions, e.g. paints, varnishes or lacquers2%
PatentTitleYear
6,423,677'Cleaner/degreaser concentrate compositions'20026,010,995'No/low volatile organic compound cleaner/degreaser composition'20005,849,682'Cleaner/degreaser concentrate compositions'19985,585,341'Cleaner/degreaser concentrate compositions'19965,516,459'Aircraft cleaning/degreasing compositions'1996RE032459'Viscosity modifiers for acrylamide polymers'19874,604,163'Viscosity modifiers for grafted starch polymer solutions'19864,575,528'Viscosity modifiers for grafted starch polymer solutions'19864,552,940'Styrene viscosity modifier of grafted starch polymer solutions'19854,520,184'Polyetherene-polyacrylic polymerizable compositions'19854,433,090'Viscosity modifiers for acrylamide polymer'19844,412,017'Compositions for bonding fibrous substrates'19834,346,027'Air-drying compositions for treating fibrous substrates'19824,340,692'Wet strength polymers'19824,333,971'Substrate treating compositions'19824,308,187'Compositions for bonding fibrous substrates'19814,298,639'Wet strength polymers'19814,298,715'Polyamine/epihalohydrin reaction products'19814,289,864'Oxidative polymerization of monomers having at least two activated unsaturations'19814,269,951'Purification of wet strength resins'19814,250,212'Wet strength paper additives'19814,233,417'Wet strength polymers'19804,226,957'Wet strength paper additives'19804,222,921'Polyamine/epihalohydrin reaction products'19804,145,248'Air drying process'19794,129,528'Polyamine-epihalohydrin resinous reaction products'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1986Patents assigned to MONSANTO CO (20)· patent assignee history
1978–2002Based in Des Peres, MO, US· patent location history
1996–2002Patents assigned to BUCKEYE INT (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MONSANTO CO | 20 | 1978–1986 |
| BUCKEYE INT | 4 | 1996–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Des Peres, MO, US | 26 | 1978–2002 |